/Engine/Source/Runtime/SlateCore/Public/Types/Attributes/SlateAttributeMember.inl
template<typename InObjectType, typename InInvalidationReasonPredicate, typename InComparePredicate> struct TSlateMemberAttribute : public [SlateAttributePrivate::TSlateAttributeBase< SWidget, InObjectType, InInvalidationReasonPredicate, InComparePredicate, ESlateAttributeType::Member >](API\Runtime\SlateCore\Types\Attributes\TSlateAttributeBase)